Geometric crystal cathedral emerging from algorithmic void, Voronoi cellular quartz pillars forming sacred geometry meditation chambers, fractal subdivisioned gemstone facets refracting golden ratio light prisms, iridescent metallic diamond sapphire and obsidian surfaces catching ethereal rainbow glow, pure black void background with floating light particles, clean sharp vector lines, digital brutalist crystalline architecture, mathematical generative mineralogy, ethereal mathematical light diffraction patterns radiating from algorithmic gem temple, stunningly beautiful